86439827180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2402441}}^1$

素因数の和:2402714

約数の個数: 48

約数和(自身を含む): 208262892096

約数和(自身を除く): 121823064916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 8995, 17990, 35980, 2402441, 4804882, 9609764, 12012205, 16817087, 24024410, 33634174, 48048820, 67268348, 84085435, 168170870, 336341740, 617427337, 1234854674, 2469709348, 3087136685, 4321991359, 6174273370, 8643982718, 12348546740, 17287965436, 21609956795, 43219913590, 86439827180]

約数ペア:

[(1, 86439827180), (2, 43219913590), (4, 21609956795), (5, 17287965436), (7, 12348546740), (10, 8643982718), (14, 6174273370), (20, 4321991359), (28, 3087136685), (35, 2469709348), (70, 1234854674), (140, 617427337), (257, 336341740), (514, 168170870), (1028, 84085435), (1285, 67268348), (1799, 48048820), (2570, 33634174), (3598, 24024410), (5140, 16817087), (7196, 12012205), (8995, 9609764), (17990, 4804882), (35980, 2402441)]